Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142826 | Substitution-type electroless gold plating solution containing purine or pyrimidine-based compound having carbonyl oxygen and substitution-type electroless gold plating method using the same | Deok-Gon Han, Jong-Han Song, Tae Ho Lee, Hyuk-Suk Kwon | 2021-10-12 |